Rolls-Royce Dawn Overdose for GTA 5. The Rolls-Royce Dawn Overdose is a luxury car that represents a luxurious and refined rendition of the classic Rolls-Royce Dawn. The appearance of this modification attracts attention with its unique and aggressive style, which differs from the regular version of the car. The front of the car has a modified bumper with aerodynamic elements, which gives it a sportier look. There are also angular LED headlights that add an edge to the car's design. The rear of the car has also undergone changes. What stands out here are the new rear lights with LED technology and racing car-style diffusers, which give the car a more dynamic appearance.